This manual covers the 125 SX / EXC and 200 SX / EXC models produced between 1999 and 2003. These performance off-road motorcycles are recognized for their lightweight chromoly steel tubular space frames, agile handling, and potent 124.8 cc and 199.7 cc liquid-cooled, two-stroke, single-cylinder engines, respectively. Known for their success in motocross and enduro racing, these models competed with leading Japanese brands and featured adjustable suspension and high-performance braking systems.

This comprehensive service and repair manual provides detailed guidance for the maintenance and repair of your motorcycle. It covers all essential systems, including the engine mechanicals, ignition, fuel, and exhaust systems, offering procedures for routine maintenance, engine overhauls, and troubleshooting. With detailed torque specifications, diagrams, and step-by-step illustrations, this manual is an indispensable resource for owners and technicians seeking to maintain the optimal performance and reliability of their 125 or 200 SX/EXC model.